- This event has passed.
Markham’s Halloween Haunt
October 31, 2019 @ 5:00 pm - 9:00 pm
October 31, 2019
5 p.m. to 9 p.m.
Location: Heintzman House
135 Bay Thorn Drive map
BOO! Trick or treat at the Heintzman House this year!
The historic estate will turn into a spooky haunted house and we’ll be handing out loot bags (while quantities last).